Recently I noticed my green grapes leaves don't look too good. There's nothing like scales or ants or any other sign of parasites. Only older leaves are affected, new ones are fine as you can see on ...

I think that my dragon fruit has scale. This is my first encounter with scale so I want to check first. I assume that any plant can get scale. When researching it I never saw it mentioned on cacti so ...

Last year my wife and I planted our first ever organic vegetable garden (raised bed made of cedar) and pretty much just "winged it"; and surprisingly had very good yields. By "winged it" I mean, we ...

So, after so many dead plant and ruts, I have come to realize that for some reason, my plants seem to contract some fungal issue most every week. I am not exactly sure why but I have had to pluck up ...

I live in Massachusetts and have several birch trees in my yard. One of them has brown, cap-shaped mushrooms growing in groups up and down the trunk. As you can see, the tree has a big crack in the ...

I had bought 10 pots of peppers a while back. Not all of them seemed healthy, but since they had the fruits, I thought I can use the fruits and bin the pots if I can't keep them. I was keeping them in ...

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Since I live in the San Francisco Fog Belt, I suffer from a variety of soil-borne funguses, including mint rust. In fact, mint rust is so severe that in the past I've had to ...

I planted a mango seed this spring. And it went good. But growth stagnated after a while and totally stopped. Then I noticed some bulgy excrescence on the top, with a very dark almost black color. I ...

There are these little black things on my cucumber plants that have started appearing recently.
They are more concentrated towards the 'top' of the plant.
They don't seem to be eating away the leaves ...

Every year it seems my cukes will go gang busters then suddenly the leaves turn yellow (starting with yellow spots), then turn brown, wilt and slowly die off. This all happens from the root crown and ...

Something is killing my plant. The leaves are loosing their colour. On the branches, there is a white, stripy discharge that's slowly taking over the entire plant. Can someone identify this and tell ...

What are the differences in early and late blight of tomatoes? Can you cut off affected areas of one or both to prolong the life of the plant? What can one do to prevent this disease, what can one do ...

I have a Canby raspberry plant. One cane is showing some form of nutrient deficiency. On other hand, the other stalk is is flourishing and even budding fruit. What would cause this, seeing as the two ...

Can anyone tell what's wrong with this tomato plant? Is it disease or deficiency? My areas been having issues with late blight the last few years. One spot seems to have a concentric circle around it ...

Most of my tomato plants have started showing signs of what I think is Cucumber Mosaic Virus. I have shoestring, fernleaf, and curling leaves. They also have a leathery appearance.
At first I thought ...

They're a variety called 'yard long' I think. Could somebody confirm or let me know what else it could be? What's the best way to treat them?
It has been a pretty wet spring. We're in zone 3/4.
Oops ...

Tiny red bumps started appearing on my multi-variety cherry tree. They only appear on new terminal stems. They do not move.
At first, I thought it was scale pest, so I sprayed neem oil on them twice. ...

What could be the cause of rust spots and holes on the leaves of my Pluot tree? Other trees nearby do not have this. I'm guessing that those rust spots on the left leaf turn into the holes seen on the ...

I planted a red bell pepper seedling that I bought from a local nursery a couple weeks ago. It has been growing rapidly and upright. One of the egg-sized vegetables had suddenly developed a large tan ...

I had a Century Guava (世紀芭樂) shipped over from Taiwan to zone 9 California. It is nearly 6 feet tall. I planted it in the biggest container that IKEA sold, 20 inches wide, 2 feet deep. I drilled many ...

Last June (10 months ago) I planted a Kesar Mango seed. After we cut of two leaves to stunt its growth, two branches grew (FYI).
Now, a very small red blob has appeared on top of it (see picture). A ...

On my tangelo tree, I have a lot of tan branches that are dried and don't have vegetation. What is causing this and should it be thinned off? I'm wondering if it has any relation to the desired tan ...